Date: Mon, 30 Jan 2017 03:07:32 +0000 (UTC) From: Mateusz Guzik <mjg@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r312980 - head/sys/kern Message-ID: <201701300307.v0U37W3L027299@repo.freebsd.org>
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Author: mjg Date: Mon Jan 30 03:07:32 2017 New Revision: 312980 URL: https://svnweb.freebsd.org/changeset/base/312980 Log: fd: sprinkle __read_mostly and __exclusive_cache_line Modified: head/sys/kern/kern_descrip.c Modified: head/sys/kern/kern_descrip.c ============================================================================== --- head/sys/kern/kern_descrip.c Mon Jan 30 03:04:33 2017 (r312979) +++ head/sys/kern/kern_descrip.c Mon Jan 30 03:07:32 2017 (r312980) @@ -97,8 +97,8 @@ MALLOC_DEFINE(M_FILECAPS, "filecaps", "d MALLOC_DECLARE(M_FADVISE); -static uma_zone_t file_zone; -static uma_zone_t filedesc0_zone; +static __read_mostly uma_zone_t file_zone; +static __read_mostly uma_zone_t filedesc0_zone; static int closefp(struct filedesc *fdp, int fd, struct file *fp, struct thread *td, int holdleaders); @@ -168,9 +168,9 @@ struct filedesc0 { /* * Descriptor management. */ -volatile int openfiles; /* actual number of open files */ +volatile int __exclusive_cache_line openfiles; /* actual number of open files */ struct mtx sigio_lock; /* mtx to protect pointers to sigio */ -void (*mq_fdclose)(struct thread *td, int fd, struct file *fp); +void __read_mostly (*mq_fdclose)(struct thread *td, int fd, struct file *fp); /* * If low >= size, just return low. Otherwise find the first zero bit in the
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